map EAGAIN to wxSOCKET_WOULDBLOCK too as tit has this meaning for read() (even though it doesn't have it for connect())

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57603 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/unix/sockunix.cpp

@@ -453,6 +453,10 @@ wxSocketError wxSocketImplUnix::GetLastError() const
         case ENOTSOCK:
             return wxSOCKET_INVSOCK;
 
+        // unfortunately EAGAIN only has the "would block" meaning for read(),
+        // not for connect() for which it means something rather different but
+        // we can't distinguish between these two situations currently...
+        case EAGAIN:
         case EINPROGRESS:
             return wxSOCKET_WOULDBLOCK;